Results 111 to 120 of about 42,028 (236)

Constituintes químicos das folhas de Senna spectabilis (DC) Irwin & Barneby var. excelsa (Schrad.) Irwin & Barneby

open access: yesQuímica Nova, 2010
From leaves of Senna spectabilis var. excelsa were isolated caffeine, the triterpenes lupeol, α-amyrin, β-amyrin, cycloeucalenol, friedelin and ursolic, oleanolic and betulinic acids, besides the steroids sitosterol and stigmasterol and their respective ...
Fábio de Oliveira Silva   +3 more
doaj   +1 more source

Absolute Configuration of Falcarinol (9Z-heptadeca-1,9-diene-4,6- diyn-3-ol) from Pastinaca sativa [PDF]

open access: yes, 2013
Falcarinol (9Z-heptadeca-1,9-diene-4,6-diyn-3-ol; 1) is a polyacetylene commonly found in several plant families. The absolute configuration of naturally occurring 1 is not clear and contradictory results have been reported in the literature ...
Brunton, Nigel   +4 more
core   +1 more source

Three Triterpenes and a Triterpene Ferulate from Rhoiptelea chiliantha.

open access: yesChemical and Pharmaceutical Bulletin, 1998
Three new triterpenes and a new triterpene ferulate were isolated from the bark of Rhoiptelea chiliantha DIELS et HAND.-MAZZ.(Rhoipteleaceae). Their structures were elucidated on the basis of spectral and chemical evidence.
Zhi-Hong JIANG   +3 more
openaire   +2 more sources

Uncovering the Anti-Angiogenic Mechanisms of Centella asiatica via Network Pharmacology and Experimental Validation

open access: yesMolecules
Background: Centella asiatica (CA) has been used to address cancer for centuries in traditional Chinese medicine (TCM). Previous studies demonstrated its anti-angiogenesis efficacy, but the underlying mechanism of its action remains to be further ...
Bingtian Zhao   +9 more
doaj   +1 more source

Ganoderma : a therapeutic fungal biofactory [PDF]

open access: yes, 2006
Ganoderma is a basidiomycete white rot fungus which has been used for medicinal purposes for centuries particularly in China, Japan and Korea. A great deal of work has been carried out on Ganoderma lucidum.
Paterson, R. R. M.
core   +1 more source

Cytotoxic Effects of Ardisiacrispin A from Labisia pumila on A549 Human Lung Cancer Cells

open access: yesLife
Background: Lung cancer is the predominant cause of cancer-related fatalities. This prompted our exploration into the anti-lung cancer efficacy of Labisia pumila, a species meticulously selected from the preliminary screening of 600 plants.
Yeong-Geun Lee   +4 more
doaj   +1 more source

Pushing the limits of concertedness. A waltz of wandering carbocations. [PDF]

open access: yes, 2019
Among the array of complex terpene-forming carbocation cyclization/rearrangement reactions, the so-called "triple shift" reactions are among the most unexpected.
Castiñeira Reis, Marta   +3 more
core  

Phytochemical investigations and antiproliferative secondary metabolites from Thymus alternans growing in Slovakia

open access: yesPharmaceutical Biology, 2017
Context: Thymus alternans Klokov (Lamiaceae) is a neglected species of the genus Thymus (Sect. Serpyllum) endemic to Carpathian area, where it is used as a flavouring agent and for medicinal purposes.
Stefano Dall’Acqua   +7 more
doaj   +1 more source

Medicago truncatula functional genomics: an invaluable resource for studies on agriculture sustainability [PDF]

open access: yes, 2012
Legume functional genomics has moved many steps forward in the last two decades thanks to the improvement of genomics technologies and to the efforts of the research community.
Calderini, Ornella   +2 more
core  

A contribution to the phytochemical survey of Peninsular Malaysia [PDF]

open access: yes, 1985
Specimens of 216 plants representing 150 genera and 50 families were collected from four areas in the western and central parts of Peninsular Malaysia.
Kiew, Ruth   +4 more
core  

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